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LevelDB vs. MongoDB

LevelDB MongoDB + Add column
Description Key/Value database Document Oriented Database
Multi-user system No Yes
Memory minimum 0 B ?
Operating system
Programming language
Website leveldb.​org www.​mongodb.​org
Database model
Query language
Transactions No Yes
Unicode Yes Yes
Referential integrity No Yes
Price rating ★★★★★ ★★★★☆
Sharding No Yes
Replication No Yes
Map and reduce No Yes
Revision control No Yes
Atomicity Yes Conditional
Consistency Yes Yes
Isolation No Yes
Durability (data storage) Yes Yes
Horizontal scalable No Yes
Software distribution
Full text search No Yes
Preference 50% votes 50% votes
Documentation level ★★☆☆☆ ★★★★★
Lines of code 15.5 k 617 k
TTL for entries No Yes
Conditional entry updates Yes Yes
Composite keys Yes Yes
Free to use Yes Yes
Active Yes Yes
Database Connection Pooling No Yes
Compression Yes Yes
Real time analytics No Yes
Creation Date 2011 ?
Community Driven Good Good
Web interface No Yes
Secondary Indexes No Yes
Graph support No No
Embeddable Yes Yes
Geospatial Indexes No Yes
Data storage
Native driver
Online backup No Yes
Data types
Partial Index No Yes
Function Based Index No No
Log Yes Yes
Implementation flexibility (40% global votes) (46% global votes)
Download https:/​/​code.​google.​com/​p…wnloads/​list mongodb.​org/​downloads
Backup functionality No Good
Query Cache Yes Yes
Ease of use ★★★★☆ ★★★★★
In-Place Update Yes No
Free for commercial use Yes Yes
Sorts Yes Yes
Open Source Yes Yes
Maximum size 1 000 000 000 EB ?
Perfomance ★★★★☆ ★★★★☆
JSON Yes Yes
Ajax Yes ?
Batch Loading Yes ?
Corruption Resistant No ?
Free edition Yes Yes
Does your mom understand it No No
Extension/Plug-in ? Yes
Multilingual content ? Yes
WYSIWYG-Editor ? Yes
Multiple projects ? Yes
Standard compliance ? No
Integrity model ?
Object-Relational Mapping (ORM) ? Yes
Release Date ? March 2009
RESTful ? Yes
Value size max. ? 16 MB
Shared nothing architecture ? Yes
Data encryption ? Yes
API ? Good
Locking model ?
Replication mode ?
Cloud platform support ?
Admin Generator ? Yes
Key length max ? 1 024
Level of access authorization ?
Capped Collections ? Yes
Tuneable write concerns ? Yes
Read preferences ? Yes
Event Driven Architecture ? Yes
Maven support ? Yes
Triggers ? No
Cloud-enabled ? Yes
Pause Test ? Yes
Cross Domain Testing ? No
Materialized Views ? No
Pipeline Aggregation ? Yes
Spring Data Support ? Yes
Geospatial ? Yes
Server Side Java Script ? Yes
Flexible Table(Schema) ? Yes
Geo-distributed ? Yes
Max rows in query result ? 1 000
ORM Join Support ? Yes
Re-Reduce ? Yes
Clustering over WAN ? No
Fully Distributed ? Yes
Stored Procedure ? No
Concurrency ? Yes
Auto-Sharding ? Yes
In business since ? 2009
24/7 support ? Yes
SQL Queries ? Yes
Multi-statement Transactions ? No
memcached protocol ? No
Monitoring UI ? Yes
Network datatype ? No
CLI` ? Yes
Monitoring and Management ?
Apache Spark Integration ? Yes
Point In Time Recovery ? Yes
Does your boss understand it? ? Yes
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LevelDB MongoDB
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